Airbag control unit with part number DG13-14B321-AH

What does the airbag control unit DG13-14B321-AH do?

The airbag control unit DG13-14B321-AH is the control unit of the restraint system (SRS) in Ford. It evaluates the signals from the crash sensors and decides in an accident, within milliseconds, which airbags and seatbelt pretensioners to trigger.

While you are driving, the unit monitors the entire system without interruption. If it detects a fault, it creates an entry in the fault memory and reports it via the airbag warning light in the instrument cluster.

After an accident, the control unit stores crash data and locks itself. This is part of how the system works.

Why does the control unit DG13-14B321-AH fail?

The most common cause is crash data stored after an accident, even if no airbag has deployed; a normal diagnostic tool cannot erase it. Other causes include aged electronic components, cold solder joints, moisture and corrosion at plug connectors, and voltage spikes, for example from a weak battery or jump-starting, on the DG13-14B321-AH.

Crash data stays in the memory until it is specifically removed. At Airbag24 it is erased as part of the repair, so the unit has a clean starting point afterwards.

The other causes usually develop gradually. Whether a component, a solder joint or a plug is affected cannot be determined without testing.

How can you tell that the DG13-14B321-AH is defective?

The airbag warning light in the instrument cluster stays on permanently or flashes from time to time, an error message appears on the display, the diagnostic tool finds no connection to the control unit, and the fault memory cannot be cleared. If the DG13-14B321-AH is defective, airbags and seatbelt pretensioners may fail to deploy in an emergency.

The airbag warning light is the most important warning sign. A light that stays on is not a cosmetic issue but an indication of a fault in the restraint system.

Some vehicles run a brief self-test when the ignition is switched on. If the light stays on afterwards, there is a fault that needs to be checked.

Which vehicles is the DG13-14B321-AH fitted in?

The control unit DG13-14B321-AH is fitted in these vehicles: Ford Taurus 6 (2010-2019).

For reference, the vehicle details for this part number follow.

• Ford Taurus 6 (2010-2019)

Compare the part number on the label of the removed unit with this page. This only confirms that you have the correct unit in front of you. Whether the control unit itself is affected or a plug or cable is the cause is shown only by the fault memory, which you should have read out before removal.

For the same vehicles, we also repair control units with the part numbers AG13-14B321-AD, AG1Z-14B321-A, AG1Z-14B321-B, BG13-14B321-AB, DG13-14B321-AD, DG13-14B321-AF.

How does the repair of the DG13-14B321-AH work?

First have the fault memory read out and enclose the log, then disconnect the battery and only then remove the control unit DG13-14B321-AH. Next, create a repair order online and send the unit in well packed. Airbag24 tests it, repairs defective components, erases crash data and carries out a function test before your own unit is returned.

This sequence is for your safety, which is why you disconnect the battery before removal.

Processing at Airbag24 usually takes 3–4 working days. After that, your own unit is sent back to you.

Our repairs come with 2 years' statutory liability for defects. The repaired control unit comes back with all vehicle data and is ready for use as soon as it is refitted — no coding or programming is required.

How does the control unit DG13-14B321-AH get to Airbag24?

The control unit DG13-14B321-AH reaches Airbag24 either as a parcel or is collected by UPS, for which you book a collection for an extra charge. After the repair, Airbag24 returns it by UPS. The printed repair order goes into the parcel.

Pack the unit shockproof, because a sturdy outer box with padding protects the electronics in transit.